/* Ai Services — hoja de estilos única. Sin dependencias externas: fuentes del sistema, iconos SVG inline. */
:root{
  --bg:#fff;--bg-alt:#f4f7fb;--ink:#0f1b2d;--muted:#52627a;--line:#dde5ef;
  --brand:#0a5cff;--brand-ink:#fff;--brand-dark:#0846c4;--accent:#00b894;
  --dark:#0b1424;--dark-2:#13213a;--radius:14px;--max:1120px;
  --font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#0b1424;--bg-alt:#101c31;--ink:#e8eef8;--muted:#9fb0c8;--line:#22314b;--brand:#4d8bff;--brand-dark:#6e9fff;--brand-ink:#06101f}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font:400 1rem/1.65 var(--font);color:var(--ink);background:var(--bg)}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--brand-dark)}
h1,h2,h3{line-height:1.2;margin:0 0 .6em;letter-spacing:-.01em}
h1{font-size:clamp(2rem,5vw,3.25rem);font-weight:800}
h2{font-size:clamp(1.55rem,3.2vw,2.2rem);font-weight:750}
h3{font-size:1.15rem;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:0;background:var(--brand);color:var(--brand-ink);padding:.6rem 1rem;z-index:100}
.skip:focus{left:8px;top:8px}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--ink);text-decoration:none}
.brand img{border-radius:8px}
.nav{display:flex;align-items:center;gap:6px}
.nav a.link{color:var(--ink);text-decoration:none;padding:.5rem .8rem;border-radius:8px;font-weight:550;font-size:.95rem}
.nav a.link:hover,.nav a.link[aria-current]{background:var(--bg-alt)}
.menu{display:none}
.menu summary{list-style:none;cursor:pointer;padding:.5rem .8rem;border:1px solid var(--line);border-radius:8px;font-weight:600}
.menu summary::-webkit-details-marker{display:none}
.menu nav{position:absolute;left:0;right:0;top:100%;background:var(--bg);border-bottom:1px solid var(--line);padding:10px 20px 16px;display:grid;gap:4px}
.menu nav a{padding:.7rem .4rem;color:var(--ink);text-decoration:none;font-weight:600;border-bottom:1px solid var(--line)}
@media(max-width:860px){.nav{display:none}.menu{display:block}}

/* Botones */
.btn{display:inline-flex;align-items:center;gap:8px;padding:.8rem 1.3rem;border-radius:10px;font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font:inherit;font-weight:700;line-height:1.2}
.btn-primary{background:var(--brand);color:var(--brand-ink)}
.btn-primary:hover{background:var(--brand-dark);color:var(--brand-ink)}
.btn-wa{background:#18a957;color:#fff}.btn-wa:hover{background:#12894a;color:#fff}
.btn-ghost{border-color:var(--line);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--bg-alt);color:var(--ink)}
.btn svg{width:1.15em;height:1.15em;fill:currentColor}

/* Hero */
.hero{background:radial-gradient(1200px 500px at 85% -10%,#1b3b7a 0,transparent 60%),var(--dark);color:#eaf1ff;padding:72px 0 64px}
.hero h1{color:#fff}
.hero .lead{font-size:1.2rem;color:#bcd0f0;max-width:60ch}
.hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 8px}
.hero .btn-ghost{color:#eaf1ff;border-color:#35507f}.hero .btn-ghost:hover{background:#13213a;color:#fff}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.hero .eyebrow{color:#5be0c0}
.trust{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:34px;padding-top:24px;border-top:1px solid #243a5e;color:#bcd0f0;font-size:.95rem}
.trust b{color:#fff;font-size:1.35rem;display:block;line-height:1.1}

/* Secciones */
section{padding:72px 0}
.alt{background:var(--bg-alt)}
.sec-head{max-width:720px;margin-bottom:38px}
.sec-head p{color:var(--muted);font-size:1.08rem}
.grid{display:grid;gap:18px}
.g3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.g2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.alt .card{background:var(--bg)}
.card p{color:var(--muted);margin-bottom:.8em}
.card ul{margin:0;padding-left:1.1em;color:var(--muted)}
.ico{width:44px;height:44px;border-radius:12px;background:color-mix(in srgb,var(--brand) 14%,transparent);display:grid;place-items:center;margin-bottom:14px;color:var(--brand)}
.ico svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.more{font-weight:700;text-decoration:none}

/* FAiNANZ destacado */
.feature{background:linear-gradient(135deg,#0a2a6b,#0b1424);color:#eaf1ff;border-radius:20px;padding:44px;display:grid;gap:28px;grid-template-columns:1.2fr 1fr;align-items:center}
.feature h2{color:#fff}.feature p{color:#bcd0f0}
.feature ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.feature li{padding-left:28px;position:relative;color:#dbe7ff}
.feature li::before{content:"";position:absolute;left:0;top:.45em;width:14px;height:14px;border-radius:50%;background:var(--accent)}
.price{display:inline-block;margin:6px 0 18px;font-weight:700;color:#5be0c0}
@media(max-width:820px){.feature{grid-template-columns:1fr;padding:28px}}

/* Logos */
.logos{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
.logo{background:#fff;border:1px solid var(--line);border-radius:12px;aspect-ratio:5/3;position:relative;overflow:hidden}
.logo img{position:absolute;inset:14px;width:calc(100% - 28px);height:calc(100% - 28px);object-fit:contain}
.proj{display:flex;gap:16px;align-items:center}
.proj .logo{width:104px;flex:none;aspect-ratio:1}
.proj h3{margin:0 0 4px}.proj p{margin:0}

/* FAQ */
details.faq{border:1px solid var(--line);border-radius:12px;background:var(--bg);margin-bottom:10px}
details.faq summary{cursor:pointer;padding:16px 18px;font-weight:650}
details.faq p{padding:0 18px 16px;margin:0;color:var(--muted)}

/* CTA + footer */
.cta{background:var(--dark);color:#eaf1ff;text-align:center}
.cta h2{color:#fff}.cta p{color:#bcd0f0;max-width:56ch;margin:0 auto 24px}
.cta .actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.cta .btn-ghost{color:#eaf1ff;border-color:#35507f}
.site-footer{background:#08101d;color:#9fb0c8;padding:44px 0 28px;font-size:.95rem}
.site-footer a{color:#cfe0ff;text-decoration:none}.site-footer a:hover{text-decoration:underline}
.fgrid{display:grid;gap:28px;grid-template-columns:2fr 1fr 1fr 1.2fr}
.site-footer h3{color:#fff;font-size:1rem}.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.copy{border-top:1px solid #1c2c47;margin-top:28px;padding-top:18px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px}
@media(max-width:820px){.fgrid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.fgrid{grid-template-columns:1fr}}

/* Páginas de producto */
.crumbs{font-size:.9rem;color:#9fb0c8;margin-bottom:14px}.crumbs a{color:#cfe0ff}
.modules{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.module{border:1px solid var(--line);border-radius:var(--radius);padding:20px;background:var(--bg)}
.module h3{display:flex;align-items:center;gap:10px;font-size:1.05rem}
.module ul{margin:.4em 0 0;padding-left:1.1em;color:var(--muted)}
.steps{counter-reset:s;display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));padding:0;list-style:none;margin:0}
.steps li{counter-increment:s;padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg)}
.steps li::before{content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--brand);color:var(--brand-ink);font-weight:800;margin-bottom:10px}
.note{font-size:.9rem;color:var(--muted)}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{.site-header,.cta,.site-footer{display:none}}

/* Utilidades (sustituyen estilos en línea para poder usar una CSP estricta) */
.sprite{position:absolute}
.hero-top{padding-top:80px}
.proj-link{text-decoration:none;color:inherit}
.proj-link:hover{color:inherit;border-color:var(--brand)}
.mt-44{margin-top:44px}.mt-14{margin-top:14px}.mt-18{margin-top:18px}
.narrow{max-width:820px}
.actions-row{display:flex;flex-wrap:wrap;gap:12px}
.legal{padding-top:48px}
.legal h2{font-size:1.25rem;margin-top:1.6em}
.crumbs-light{color:var(--muted)}.crumbs-light a{color:var(--brand)}

/* Capturas de producto */
.shots{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr))}
.shot{margin:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--bg)}
.shot img{width:100%;height:auto;display:block}
.shot figcaption{padding:12px 16px;font-size:.95rem;color:var(--muted)}
.shot-wide{grid-column:1/-1}

.card .more{display:inline-block;margin-top:.9em}